TY  - RPRT
TI  - Modal, ray, and beam techniques for analyzing the EM scattering by open-ended waveguide cavities
AU  - Pathak, Prabhakar H.
AU  - Burkholder, Robert J.
PY  - 1989
UR  - https://ntrs.nasa.gov/citations/19890052223
ID  - 19890052223
ER  -